package chapter11;

import org.junit.Test;

import java.util.LinkedList;

/**
 * @author : DuJiabao
 * @Date : 2021/2/19 17:59
 * @Project : thinking_in_java
 * @File : null.java
 * @Desc :
 */
public class LinkedListTest {
  @Test
  public void test() {
    LinkedList<Integer> linkedList = new LinkedList<>();
    linkedList.addFirst(2);

  }
}
